How to realize the transmission principle of image capture, transmission and file under Delphi

Packet : 67506287del72853454768353.rar filelist
cvery.comdel72853454768353\server\DB
cvery.comdel72853454768353\server\PChat.cfg
cvery.comdel72853454768353\client\ProClient.cfg
cvery.comdel72853454768353\client\UnitChat.dcu
cvery.comdel72853454768353\client\UnitFriendList.dcu
cvery.comdel72853454768353\client\UnitLogin.dcu
cvery.comdel72853454768353\client\UnitRecord.dcu
cvery.comdel72853454768353\client\UnitThread.dcu
cvery.comdel72853454768353\server\UServer.dcu
cvery.comdel72853454768353\client\UnitChat.ddp
cvery.comdel72853454768353\client\UnitFriendList.ddp
cvery.comdel72853454768353\client\UnitLogin.ddp
cvery.comdel72853454768353\client\UnitRecord.ddp
cvery.comdel72853454768353\client\UnitThread.ddp
cvery.comdel72853454768353\server\UServer.ddp
cvery.comdel72853454768353\client\UnitChat.dfm
cvery.comdel72853454768353\client\UnitFriendList.dfm
cvery.comdel72853454768353\client\UnitLogin.dfm
cvery.comdel72853454768353\client\UnitRecord.dfm
cvery.comdel72853454768353\client\UnitThread.dfm
cvery.comdel72853454768353\server\UServer.dfm
cvery.comdel72853454768353\server\PChat.dof
cvery.comdel72853454768353\server\PChat.dpr
cvery.comdel72853454768353\server\PChat.exe
cvery.comdel72853454768353\server\DB\dbdemo.ldb
cvery.comdel72853454768353\server\DB\dbdemo.mdb
cvery.comdel72853454768353\server
cvery.comdel72853454768353\client\ProClient.dof
cvery.comdel72853454768353\client\ProClient.dpr
cvery.comdel72853454768353\client\ProClient.exe
cvery.comdel72853454768353\下载说明.htm
cvery.comdel72853454768353\client\UnitChat.pas
cvery.comdel72853454768353\client\UnitFriendList.pas
cvery.comdel72853454768353\client\UnitLogin.pas
cvery.comdel72853454768353\client\UnitRecord.pas
cvery.comdel72853454768353\client\UnitThread.pas
cvery.comdel72853454768353\client\ProClient.res
cvery.comdel72853454768353\client
cvery.comdel72853454768353\server\UServer.pas
cvery.comdel72853454768353\server\PChat.res
cvery.comdel72853454768353\read me.txt
cvery.comdel72853454768353\server\多线程.txt
cvery.comdel72853454768353\server\托盘.txt
cvery.comdel72853454768353

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